Seiko Cal. 6140 - 256

This Quartz model from 1979 features a 36mm Hardlex-Coated Steel case. Powered by the 6140 caliber with 18j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-f9461d73f767]

Also known as: Helmet, Goldfeather

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1979

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